Update sorting of bulk migration other matches

1. Latest chapter
2. Source priority
3. Title

src/features/migration/MigrationManager.ts

@@ -672,6 +672,12 @@ export class MigrationManager {
         return destinationSourceIds;
     }
 
+    public static getSourcePriority(mangaSourceId: SourceIdInfo['id'], sourceId: SourceIdInfo['id']): number {
+        const destinationSourceIds = MigrationManager.getDestinationSourceIds(mangaSourceId);
+
+        return destinationSourceIds.indexOf(sourceId);
+    }
+
     private static getHigherPrioritySourceIds(
         mangaSourceId: SourceIdInfo['id'],
         destSourceId: SourceIdInfo['id'],

src/features/migration/components/migration-entry/MigrationEntry.tsx

@@ -212,7 +212,22 @@ export const MigrationEntry = memo(
             () =>
                 entry.searchMatches
                     .filter((searchMatch) => searchMatch.id !== entry.selectedMatchMangaId)
-                    .sort((a, b) => (b.latestChapterNumber ?? 0) - (a.latestChapterNumber ?? 0)),
+                    .sort((a, b) => {
+                        const sortByLatestChapter = (b.latestChapterNumber ?? 0) - (a.latestChapterNumber ?? 0);
+                        if (sortByLatestChapter) {
+                            return sortByLatestChapter;
+                        }
+
+                        const aSourcePriority = MigrationManager.getSourcePriority(entry.sourceId, a.sourceId);
+                        const bSourcePriority = MigrationManager.getSourcePriority(entry.sourceId, b.sourceId);
+
+                        const sortBySourcePriority = bSourcePriority - aSourcePriority;
+                        if (sortBySourcePriority) {
+                            return sortBySourcePriority;
+                        }
+
+                        return a.title.localeCompare(b.title);
+                    }),
             [entry.searchMatches, entry.selectedMatchMangaId],
         );